40244411221424 has 20 divisors (see below), whose sum is σ = 78663578132136. Its totient is φ = 19944132993792.

The previous prime is 40244411221423. The next prime is 40244411221481. The reversal of 40244411221424 is 42412211444204.

It is a super-2 number, since 2×40244411221424² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40244411221423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11129536694 + ... + 11129540309.

Almost surely, 2^{40244411221424} is an apocalyptic number.

It is an amenable number.

40244411221424 is a deficient number, since it is larger than the sum of its proper divisors (38419166910712).

40244411221424 is a wasteful number, since it uses less digits than its factorization.

40244411221424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22259077124 (or 22259077118 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 35.

Adding to 40244411221424 its reverse (42412211444204), we get a palindrome (82656622665628).

The spelling of 40244411221424 in words is "forty trillion, two hundred forty-four billion, four hundred eleven million, two hundred twenty-one thousand, four hundred twenty-four".